1283964

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 3338496

約数和(自身を除く): 2054532

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 132, 137, 142, 213, 274, 284, 411, 426, 548, 781, 822, 852, 1507, 1562, 1644, 2343, 3014, 3124, 4521, 4686, 6028, 9042, 9372, 9727, 18084, 19454, 29181, 38908, 58362, 106997, 116724, 213994, 320991, 427988, 641982, 1283964]

約数ペア:

[(1, 1283964), (2, 641982), (3, 427988), (4, 320991), (6, 213994), (11, 116724), (12, 106997), (22, 58362), (33, 38908), (44, 29181), (66, 19454), (71, 18084), (132, 9727), (137, 9372), (142, 9042), (213, 6028), (274, 4686), (284, 4521), (411, 3124), (426, 3014), (548, 2343), (781, 1644), (822, 1562), (852, 1507)]